CA276288A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA276288A
CA276288A CA276288A CA276288DA CA276288A CA 276288 A CA276288 A CA 276288A CA 276288 A CA276288 A CA 276288A CA 276288D A CA276288D A CA 276288DA CA 276288 A CA276288 A CA 276288A
Authority
CA
Canada
Prior art keywords
telephone system
telephone
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA276288A
Other languages
English (en)
Inventor
D. Willis Bernard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nortel Networks Ltd
Original Assignee
Northern Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA276288A publication Critical patent/CA276288A/fr
Expired legal-status Critical Current

Links

CA276288A Systeme telephonique Expired CA276288A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA276288T

Publications (1)

Publication Number Publication Date
CA276288A true CA276288A (fr) 1927-12-13

Family

ID=35206320

Family Applications (1)

Application Number Title Priority Date Filing Date
CA276288A Expired CA276288A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA276288A (fr)

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